#-------------------------------------------------------------
#
# (C) Copyright IBM Corp. 2010, 2015
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
#-------------------------------------------------------------


args <- commandArgs(TRUE)
options(digits=22)
library("Matrix")


nr = as.integer(args[1]);
xr = as.integer(args[2]);
NaNval = 0/0;

R = matrix(0, nr, nr); 
R[1:xr,] = matrix(1, xr, nr);

for( i in 1:nr )
{
   R[i,i] = NaNval;           
}   

writeMM(as(R, "CsparseMatrix"), paste(args[3], "R", sep=""));
